Home / 17,128.56-25,696.35-6,598.56

Finding the Fourth Proportional to 17,128.56, 25,696.35 and 6,598.56

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Solution

The fourth proportional to 17,128.56, 25,696.35 and 6,598.56 is: 9,899.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,128.56 : 25,696.35 = 6,598.56 : x
  2. Step 2: Convert to fraction form
    17,128.56/25,696.35 = 6,598.56/x
  3. Step 3: Cross multiply
    17,128.56x = 25,696.35 × 6,598.56
  4. Step 4: Simplify right side
    17,128.56x = 169,558,907.26
  5. Step 5: Solve for x
    x = 169,558,907.26/17,128.56
  6. Step 6: Final answer
    x = 9,899.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.